Studies on ghost-vibrational resonance in a periodically driven anharmonic oscillator Rajamani Samikkannu, Mohanasubha Ramasamy, Suresh Kumarasamy and Karthikeyan Rajagopal Eur. Phys. J. B, 96 5 (2023) 56 Published online: 11 May 2023 DOI: 10.1140/epjb/s10051-023-00527-w